Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via Polymarket Klarna UK) Pick polygram.ink (preferred broker) |
51% | 49% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Go to the live market → |
Polymarket (direct) polymarket.com |
51% | 49% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Go to the live market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Go to the live market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Go to the live market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Go to the live market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 36°C | 51% |
| 35°C | 41% |
| 37°C | 4% |
| 34°C | 2% |
| 38°C | 1% |
| 29°C or below | 0% |
| 30°C | 0% |
| 31°C | 0% |
| 32°C | 0% |
| 33°C | 0% |
| 39°C or higher | 0% |
Market context
Shenzhen's summer heat peaks in late July, with the city's subtropical monsoon climate typically producing daily highs between 32–35°C during this period. The Bao'an International Airport Station, located in the city's western district, records official temperatures that serve as the settlement reference. Historical data from the past decade shows July 25th highs clustering around 33–34°C, though extreme heat events have pushed readings above 36°C on adjacent dates. The 0% crowd probability suggests traders are either awaiting clearer seasonal forecasts or the market lacks sufficient liquidity to establish meaningful price discovery on this specific date range.
Liquidity depth in weather markets often correlates with deposit friction and withdrawal rails available to the trader base. Markets denominated in USDC or accessible via SEPA transfers tend to attract sustained participation, whilst those requiring Klarna payment onboarding may see delayed capital inflow until promotional periods align with trading calendars. The settlement window closes mid-day on July 25th, compressing the resolution window and reducing opportunities for late-stage position adjustments.
Traders should monitor the China Meteorological Administration's 10-day forecasts released in mid-July, which typically refine predictions for regional heat waves or cooler-than-average patterns. Typhoon activity in the South China Sea during late July can suppress temperatures by 2–4°C, though such systems remain difficult to predict beyond a five-day horizon. Current atmospheric conditions and any tropical cyclone warnings issued after July 20th will be the primary catalysts for repricing this market.
Methodology
This page compares Highest temperature in Shenzhen on July 25? with a focus on payment rails and deposit friction. Polymarket accepts USDC on Polygon only; Kalshi only ACH/Plaid (US only); Betfair card/SEPA in EU/UK; Manifold no deposit. Polymarket Klarna UK additionally offers Klarna and SOFORT as fiat on-ramps to USDC. Live odds reflect the Polymarket order book.
Resolution & payout
Settlement path determines payout latency. Polymarket settles on-chain (USDC, minutes). Broker frontends like Polymarket Klarna UK add Klarna/SOFORT as fiat withdrawal options with T+1 processing. Kalshi: USD via ACH (T+1 to T+3). Betfair: local currency via card/SEPA (T+1 to T+5).
FAQ
- How does Klarna deposit work on Polymarket Klarna UK?
- You enter the deposit amount in EUR/GBP, choose Klarna as the method, run through Klarna's standard authentication (Pay Later or Direct Bank Transfer), and Polymarket Klarna UK converts internally to USDC for the Polymarket order book. Processing: typically under 30 minutes.
- Can I deposit with a credit card?
- Yes, Visa and Mastercard. Credit card deposits carry a ~2.5% acquirer surcharge (standard for card payments). Apple Pay and Google Pay run on the same card rails — same surcharge.
- What's the minimum deposit?
- 10 EUR / 10 USD equivalent. No upper limit, but deposits over $1,500 lifetime volume trigger a quick KYC flow (typically 5-10 minutes).
- How do withdrawals work?
- Identical methods in reverse. SEPA withdrawal: T+1 (standard) or under 10 seconds (SEPA Instant). Klarna withdrawals process via bank-account refund. USDC withdrawal to external wallet: Polygon gas cost (typically $0.01).
- Are payment details protected?
- Yes. Card and bank details are never stored by Polymarket Klarna UK — they pass directly through PCI-DSS compliant payment service providers (Adyen, Stripe). Polymarket Klarna UK retains only transaction IDs and Klarna reference numbers for reconciliation.
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